> I also noticed something that doesn’t usually happen when > using a mouse and keyboard, even though I’m routinely in > front of a computer for seven or more

> I also noticed something that doesn’t usually happen when > using a mouse and keyboard, even though I’m routinely in > front of a computer for seven or more hours a day: after > an hour or so, my right arm felt really tired, all the way > up to my shoulder. Even when I started fresh the next day, > making motions as small and precise as I could, it still > started to bug me after a while. Sigh.. http://catb.org/jargon/html/G/gorilla-arm.html http://catb.org/jargon/html/G/gorilla-arm.html